Update firmware version to V0.5 and modify I2C initialization for improved LCD_RST handling - #18
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…roved LCD_RST handling
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Since the LCD RST of ST7121 requires a 1.8V pull-up, if the PI4IO push-pull is used to pull up the LCD RST, it will cause current leakage, which will affect the stability of I2C communication. Therefore, the LCD RST pin of PI4IO is set as an input with a pull-up.